Beyce is a neighborhood in Soma District, in Manisa Province, Türkiye. Beyce lies at 299 m above sea level, in the Anatolian plateau mountains. It has 340 inhabitants. The nearest city is Soma, 8.2 km to the south. Among the landmarks around are Pergamon (39 km), Germe (14.7 km) and Sevişler Dam (4.2 km).